I hoped it would never come to this but there is such a thing as to much of a good thing. The incorporation of color is important but there are limits. Yes, the mannequin in the window had a matching hat shirt pants and sneakers but that meant do not shop there. It was a warning not an invitation. Vision Test
This is a color wheel and is a very basic way to make sure your colors match. The colors next to each other are called analogous and they go together.
Colors opposite each other are called complimentary and they also go together.
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